Potassium in PDB 1qj5: Crystal Structure of 7,8-Diaminopelargonic Acid Synthase

All present enzymatic activity of Crystal Structure of 7,8-Diaminopelargonic Acid Synthase:
2.6.1.62;

The structure of Crystal Structure of 7,8-Diaminopelargonic Acid Synthase, PDB code: 1qj5 was solved by H.Kack, J.Sandmark, K.J.Gibson, Y.Lindqvist, G.Schneider, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.80
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	58.338, 55.556, 120.884, 90.00, 96.97, 90.00
R / Rfree (%)	17.5 / 22.6

The binding sites of Potassium atom in the Crystal Structure of 7,8-Diaminopelargonic Acid Synthase (pdb code 1qj5). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Crystal Structure of 7,8-Diaminopelargonic Acid Synthase, PDB code: 1qj5:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of 7,8-Diaminopelargonic Acid Synthase


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of 7,8-Diaminopelargonic Acid Synthase within 5.0Å range: probe atom residue distance (Å) B Occ A:K501 b:8.5 occ:1.00 O A:VAL96 2.5 12.1 1.0 O A:LEU103 2.5 15.6 1.0 O A:HOH2104 2.5 21.7 1.0 OG1 A:THR99 2.6 12.2 1.0 O A:PRO100 2.7 20.5 1.0 O A:THR99 2.8 18.3 1.0 C A:THR99 3.3 15.5 1.0 C A:VAL96 3.5 11.9 1.0 C A:PRO100 3.5 19.2 1.0 C A:LEU103 3.5 11.2 1.0 CB A:THR99 3.7 14.2 1.0 CA A:VAL96 3.8 11.8 1.0 CA A:THR99 3.9 16.0 1.0 O A:HOH2100 3.9 43.3 1.0 CB A:LEU103 3.9 13.1 1.0 N A:PRO100 3.9 19.1 1.0 N A:THR99 4.0 16.7 1.0 CA A:LEU103 4.0 14.7 1.0 N A:LEU103 4.1 17.5 1.0 O A:GLN101 4.1 16.5 1.0 N A:GLN101 4.2 18.6 1.0 CG1 A:VAL96 4.2 16.0 1.0 C A:GLN101 4.3 17.5 1.0 CA A:GLN101 4.3 18.3 1.0 CA A:PRO100 4.3 18.4 1.0 O A:LEU95 4.3 13.5 1.0 O A:HOH2051 4.5 32.0 1.0 N A:GLU104 4.6 10.1 1.0 CB A:VAL96 4.6 13.7 1.0 N A:ALA97 4.7 13.6 1.0 CA A:GLU104 4.8 12.1 1.0 N A:VAL96 4.9 13.3 1.0 CG2 A:THR99 4.9 11.2 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of 7,8-Diaminopelargonic Acid Synthase


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of 7,8-Diaminopelargonic Acid Synthase within 5.0Å range: probe atom residue distance (Å) B Occ B:K501 b:6.7 occ:1.00 O B:LEU103 2.5 15.2 1.0 O B:VAL96 2.5 15.7 1.0 O B:HOH2109 2.5 16.7 1.0 O B:PRO100 2.6 20.9 1.0 OG1 B:THR99 2.6 14.5 1.0 O B:THR99 2.7 16.3 1.0 C B:THR99 3.3 17.3 1.0 C B:LEU103 3.4 12.7 1.0 C B:PRO100 3.4 22.0 1.0 C B:VAL96 3.5 15.5 1.0 CB B:THR99 3.7 13.0 1.0 CB B:LEU103 3.8 12.9 1.0 CA B:VAL96 3.9 14.1 1.0 CA B:THR99 3.9 16.5 1.0 CA B:LEU103 4.0 14.8 1.0 N B:PRO100 4.0 18.3 1.0 N B:LEU103 4.0 16.0 1.0 O B:GLN101 4.1 20.7 1.0 N B:THR99 4.1 15.3 1.0 O B:HOH2102 4.1 33.7 1.0 N B:GLN101 4.2 23.4 1.0 CG1 B:VAL96 4.2 14.4 1.0 CA B:GLN101 4.2 22.3 1.0 C B:GLN101 4.2 21.9 1.0 O B:HOH2101 4.3 32.9 1.0 CA B:PRO100 4.3 18.5 1.0 O B:LEU95 4.4 12.3 1.0 N B:GLU104 4.5 12.8 1.0 CB B:VAL96 4.6 14.4 1.0 N B:ALA97 4.7 15.4 1.0 CA B:GLU104 4.7 14.6 1.0

H.Kack, J.Sandmark, K.J.Gibson, G.Schneider, Y.Lindqvist. Crystal Structure of Diaminopelargonic Acid Synthase; Evolutionary Relationships Between Pyridoxal-5'-Phosphate Dependent Enzymes J.Mol.Biol. V. 291 857 1999.
ISSN: ISSN 0022-2836
PubMed: 10452893
DOI: 10.1006/JMBI.1999.2997